<template>
    <div>
        <!-- 面包屑导航 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>活动管理</el-breadcrumb-item>
            <el-breadcrumb-item>活动列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡皮区域 -->
        <el-card class="box-card">
        <!-- 搜索框与添加用户区域 -->
        <el-row :gutter="20">
                <el-col :span="7">
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
                        <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                     <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
                </el-col>
        </el-row>
        <!-- 列表区域 -->
        <el-table :data="userlist" stripe border>
            <el-table-column type="index"> </el-table-column>
            <el-table-column label="姓名" prop="username"> </el-table-column>
            <el-table-column label="邮箱" prop="email"> </el-table-column>
            <el-table-column label="电话" prop="mobile"> </el-table-column>
            <el-table-column label="角色" prop="role_name"> </el-table-column>
            <el-table-column label="状态" prop="mg_state">
                <template slot-scope="scope">
                   <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)">
                    </el-switch>
                </template>
                 </el-table-column>
            <el-table-column label="操作" width="180px" >
                <template slot-scope="scope">
                    <!-- 修改按钮 -->
                    <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button >
                    <!-- 删除按钮 -->
                    <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
                    <!-- 分配角色按钮 -->
                    <el-tooltip  effect="dark" content="分配角色" placement="top" :enterable="false" >
                        <el-button type="warning" icon="el-icon-share" size="mini" @click="setRole(scope.row)"></el-button>
                    </el-tooltip>
                </template>
            </el-table-column>
        </el-table>
            <!-- 页码区域 -->
            <el-pagination
                    @size-change="handleSizeChange"
                    @current-change="handleCurrentChange"
                    :current-page="queryInfo.pagenum"
                    :page-sizes="[1, 2, 5, 10]"
                    :page-size="queryInfo.pagesize"
                    layout="total, sizes, prev, pager, next, jumper"
                    :total="total">
            </el-pagination>
        </el-card>
        <!-- 修改用户区域 -->
        <el-dialog
            title="提示"
            :visible.sync="addDialogVisible"
            width="50%"
            @close="addDialogClosed"
            >
            <!-- 内容主题区域 -->
            <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px" >
                <el-form-item label="用户名" prop="username">
                    <el-input v-model="addForm.username"></el-input>
                </el-form-item>
                <el-form-item label="密码" prop="password">
                    <el-input v-model="addForm.password"></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                    <el-input v-model="addForm.email"></el-input>
                </el-form-item>
                <el-form-item label="手机号" prop="mobile">
                    <el-input v-model="addForm.mobile"></el-input>
                </el-form-item>
            </el-form>
            <!-- 底部判断区域 -->
            <span slot="footer" class="dialog-footer">
                <el-button @click="addDialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="addUser">确 定</el-button>
            </span>
        </el-dialog>

        <!-- 修改用户区域 -->
        <el-dialog
            title="修改用户"
            :visible.sync="editDialogVisible"
            width="50%"
            @close="editDialogClose"
            > 
            <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px" >
            <el-form-item label="用户名">
                <el-input v-model="editForm.username" disabled></el-input>
            </el-form-item>
            <el-form-item label="邮箱" prop="email">
                <el-input v-model="editForm.email" ></el-input>
            </el-form-item>
            <el-form-item label="手机号" prop="mobile">
                <el-input v-model="editForm.mobile" ></el-input>
            </el-form-item>
            </el-form>
            <span slot="footer">
                <el-button @click="editDialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="editUserInfo">确 定</el-button>
            </span>
        </el-dialog>
        <!-- 分配角色对话框 -->
        <el-dialog
        title="分配角色"
        :visible.sync="setRightDiologVisible"
        width="50%" @close="setRoleDiologClose">
        <div>
            <p>当前用户:{{userInfo.username}}</p>
            <p>当前角色:{{userInfo.role_name}}</p>
            <p>分配新角色:
                <el-select v-model="selectRoleId" placeholder="请选择">
                 <el-option
                 v-for="item in rolesList"
                 :key="item.id"
                 :label="item.roleName"
                 :value="item.id">
                 </el-option>
                </el-select>
            </p>
        </div>
        <span slot="footer" class="dialog-footer">
            <el-button @click="setRightDiologVisible = false">取 消</el-button>
            <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
        </span>
        </el-dialog>
    </div>
    
</template>
<script>
import { async } from 'q'
import { log } from 'util'
export default {
    data(){
        // 验证邮箱验证规则
        var checkEmail=(rule, value, cb)=>{
            const regEmail=/^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/

            if (regEmail.test(value)){
                //合法的邮箱
                return cb()
            }
            cb(new Error('请输入合法的邮箱'))
        }
        // 验证手机号的规则
        var  checkMobile=(rule, value, cb)=>{
            const regMobile= /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
            if(regMobile.test(value)){
                //合法的手机号
                return cb ()
            }
            cb (new Error('请输入有效的手机号码'))
        }
        return{
        //获取参数列表对象
        queryInfo:{
            query:'',
            // 当前页数
            pagenum:1,
            // 当前每页显示多少页
            pagesize:2
        },
        userlist:[],
        total: 0,
        // 控制添加用户的显示与隐藏
        addDialogVisible:false,
        // 添加用户的表单验证
        addForm:{
            username:'',
            password:'',
            email:'',
            mobile:''
                },
        // 验证表单的规则
        addFormRules:{
            username:[
                { required: true, message: '请输入登录名称', trigger: 'blur' },
                { min: 3, max: 8, message: '长度在 3 到 8 个字符', trigger: 'blur' }],
            password:[
                 { required: true, message: '请输入密码', trigger: 'blur' },
                { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
            ],
            email:[
                 { required: true, message: '请输入邮箱', trigger: 'blur' },{validator:checkEmail,trigger: 'blur'}
                
            ],
            mobile:[
                 { required: true, message: '请输入手机号', trigger: 'blur' },{validator:checkMobile,trigger: 'blur'}
              
            ]
        },
        // 控制修改用户的修改与隐藏
        editDialogVisible:false,
        // 查询到的用户信息对象
        editForm:{},
        // 验证用户的效验规则
        editFormRules:{
            email :[
                 { required: true, message: '请输入邮箱', trigger: 'blur' },{validator:checkEmail,trigger: 'blur'}
                
            ],
             mobile:[
                 { required: true, message: '请输入手机号', trigger: 'blur' },{validator:checkMobile,trigger: 'blur'}
              
            ]

        },
        //控制分配角色对话框的显示与隐藏
        setRightDiologVisible:false,
        // 需要分配角色的用户信息
        userInfo:{},
        //所有角色的数据列表
     
        rolesList:[],
        selectRoleId :''

        

        }
    },
    created (){
        this.getUserList()
    },
    methods:{
        async getUserList(){
         const {data:res}=await this.$http.get('users',{ params:this.queryInfo})
         if(res.meta.status!==200)
          return this.$message.error('获取用户失败')
                this.userlist=res.data.users
                this.total=res.data.total
                 console.log(res);
         
    },
    // 监听页面改变事件
    handleSizeChange(newSize){
        // console.log(newSize);
        this.queryInfo.pagesize= newSize
        this.getUserList()
                
    },
    handleCurrentChange(newPage){
        // console.log(newPage);
        this.queryInfo.pagenum= newPage
        this.getUserList()
        
    },
    // 监听switch开关状态的改变
    async userStateChanged(userinfo){
        console.log(userinfo);
        const  {data:res}= await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
        if (res.meta.status !== 200 ) {
        userinfo.mg_state=!userinfo.mg_state
           return this.$message.error('更新用户状态失败！')
           }
        this.$message.success('更新用户状态成功')
        },
        //监听表单重置
        addDialogClosed(){
            this.$refs.addFormRef.resetFields()
        },
        addUser(){
            this.$refs.addFormRef.validate(async valid=>{
                console.log(valid);
                // 发起添加用户网络请求
                if(!valid) return
             const {data:res} =await this.$http.post('users',this.addForm)

                if (res.meta.status !==201){
                    this.$message.error('添加用户失败')
                }
                // 隐藏添加用户的对话框
                this.$message.success('添加用户成功')
                this.addDialogVisible=false
                //重新获取用户的列表数据
                this.getUserList()

            })
        },
        // 修改用户反馈区域
         async showEditDialog(id){
            // console.log(id);
            const {data:res} = await this.$http.get('users/'+id)
            
           if(res.meta.status !==200){
               return this.$message.error('获取用户信息失败')
            
            }
            this.editForm=res.data
            this.editDialogVisible=true
        },
        // 监听用户对话框的关闭时间
        editDialogClose (){
            this.$refs.editFormRef.resetFields()
        },
        // 修改用户并提交
        editUserInfo (){
            this.$refs.editFormRef.validate(async valid => {
                if (!valid) return
                // 发起修改用户的请求
                const {data:res}= await this.$http.put('users/'+this.editForm.id, {
                    email: this.editForm.email,
                    mobile:this.editForm.mobile
                })
                if (res.meta.status !==200){
                    return this.$message.error('更新用户信息失败')
                }
                // 关闭对话框
                this.editDialogVisible=false
                // 刷新页面
                this.getUserList()
                // 提示修改成功
                this.$message.success('修改用户信息成功') 
            
            })
        },
        // 根据ID删除对应的用户数据
        async removeUserById(id){
            // 询问用户是否删除
         const confirmResult = await this.$confirm('此操作将永久删除该用户, 否继续?', '提示', {
         confirmButtonText: '确定',
         cancelButtonText: '取消',
         type: 'warning'
         }).catch(err=>err)

        //  console.log(confirmResult);
         //如果用户确认删除则弹出confirm
         //  如果用户取消了删除则弹出concle
         if (confirmResult!== 'confirm') {
             return this.$message.info('用户取消了删除')
         }
        //  console.log('用已经删除');
            const{data:res} = await this.$http.delete('users/'+id)
            if (res.meta.status!==200){
                return this.$message.error('删除用户失败')
            }
            this.$message.success('删除用户成功')
            this.getUserList()
        },
        async setRole(userInfo){
            
            this.userInfo=userInfo
            //子暂时列表对话框之前，展示所有的列表
            const {data:res} = await this.$http.get('roles')
            if (res.meta.status!=200){
                return this.message.error('获取角色列表失败')
            }
            this.rolesList=res.data
            this.setRightDiologVisible=true 
        },
        async saveRoleInfo(){
            if(!this.selectRoleId){
                return this.$message.error('请选择要分配的角色')
            }
            const {data:res}= await this.$http.put(`users/${this.userInfo.id}/role`, 
            { rid:this.selectRoleId }  )

            if (res.meta.status!==200){
                return this.$message.error('更新用户失败')
            }
            this.$message.success('更新用户成功')
            this.getUserList()
            this.setRightDiologVisible=false
        },
        setRoleDiologClose(){
            this.selectRoleId=''
            this.userInfo= {}
        }
       }
    }

</script>   
<style scoped>

</style>